2499625 has 8 divisors (see below), whose sum is σ = 3119688. Its totient is φ = 1999600.

The previous prime is 2499619. The next prime is 2499631. The reversal of 2499625 is 5269942.

It is an interprime number because it is at equal distance from previous prime (2499619) and next prime (2499631).

It can be written as a sum of positive squares in 4 ways, for example, as 64 + 2499561 = 8^2 + 1581^2 .

It is not a de Polignac number, because 2499625 - 2¹⁵ = 2466857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9874 + ... + 10123.

It is an arithmetic number, because the mean of its divisors is an integer number (389961).

2^2499625 is an apocalyptic number.

2499625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2499625 is a deficient number, since it is larger than the sum of its proper divisors (620063).

2499625 is an equidigital number, since it uses as much as digits as its factorization.

2499625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20012 (or 20002 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 2499625 is about 1581.0202402246. The cubic root of 2499625 is about 135.7140944464.

The spelling of 2499625 in words is "two million, four hundred ninety-nine thousand, six hundred twenty-five".